  google.load("visualization", "1", {packages:["piechart"]});
  google.setOnLoadCallback(drawProjectStatusChart);
  setFilterChangedCallback(drawProjectStatusChart);
  
  function drawProjectStatusChart() {
	var add = 0;
	if (getFilters().length >0) {
		add = 20;
	}	  
    var data = new google.visualization.DataTable();
    data.addColumn('string', 'Status');
    data.addColumn('number', 'Number of Projects');
    data.addRows([   
        ['Estimation', 10 + add],     
        ['Tender', 15 + add],   
        ['Awarded', 20], 
        ['0-25% Done', 6], 
        ['25-50% Done', 23 + add],
        ['50-75% Done', 30 + add],
        ['75-100% Done', 7],
        ['Completed', 9]    
      ]);  

    var chart = new google.visualization.PieChart(document.getElementById('statusdestribution_div'));
    chart.draw(data, {width: 300, height: 210, is3D: true});
  }